import java.util.stream.Stream;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 17655
 * Date: 2025-10-25
 * Time: 12:29
 */
public class test3 {
    public static void main(String[] args) {
        Stream<Integer> s = Stream.of(1,2,3).filter(i -> i<4).peek(i -> System.out.print(i));
        s.count();
    }
}
